402A Super Duster 134 is a pure, non-flammable duster that can be used on live electronics and electrical equipment. The duster contains pure 1,1,1,2-tetrafluoroethane (HFC 134a), which delivers a constant, high-pressure cleaning jet. The gas jet is dry, low-residue, and chemically inert, which makes it safe for cleaning electrical and electronic components.

402A is ideal for removing lint, dust, and other debris from printed circuit boards, electronic devices, and computers. It helps prevent malfunctions and lengthens component life.